3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump(pack('n', 0x1234))
Output for 5.4.0 - 5.4.25
Parse error: syntax error, unexpected end of file in /in/09kkk on line 1
Process exited with code 255.
Output for 5.3.0 - 5.3.28
Parse error: syntax error, unexpected $end in /in/09kkk on line 1
Process exited with code 255.
preferences:
185.38 ms | 1394 KiB | 62 Q